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authorAvi Kivity <avi@qumranet.com>2007-03-26 19:31:52 +0200
committerAvi Kivity <avi@qumranet.com>2007-05-03 10:52:27 +0300
commit36868f7b0efd0b6a1d45fe3b40a6c4bc63222659 (patch)
tree79acd363a5fce690443f438dcba33b1d88e03373 /drivers/kvm
parent55bf4028342d96b21fe5dc0721b481b0bc1e81f6 (diff)
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KVM: Use list_move()
Use list_move() where possible. Noticed by Dor Laor. Signed-off-by: Avi Kivity <avi@qumranet.com>
Diffstat (limited to 'drivers/kvm')
-rw-r--r--drivers/kvm/mmu.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index c738fb1cea30..d81b9cd3465f 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -437,9 +437,8 @@ static void kvm_mmu_free_page(struct kvm_vcpu *vcpu, hpa_t page_hpa)
struct kvm_mmu_page *page_head = page_header(page_hpa);
ASSERT(is_empty_shadow_page(page_hpa));
- list_del(&page_head->link);
page_head->page_hpa = page_hpa;
- list_add(&page_head->link, &vcpu->free_pages);
+ list_move(&page_head->link, &vcpu->free_pages);
++vcpu->kvm->n_free_mmu_pages;
}
@@ -457,8 +456,7 @@ static struct kvm_mmu_page *kvm_mmu_alloc_page(struct kvm_vcpu *vcpu,
return NULL;
page = list_entry(vcpu->free_pages.next, struct kvm_mmu_page, link);
- list_del(&page->link);
- list_add(&page->link, &vcpu->kvm->active_mmu_pages);
+ list_move(&page->link, &vcpu->kvm->active_mmu_pages);
ASSERT(is_empty_shadow_page(page->page_hpa));
page->slot_bitmap = 0;
page->multimapped = 0;
@@ -670,10 +668,8 @@ static void kvm_mmu_zap_page(struct kvm_vcpu *vcpu,
if (!page->root_count) {
hlist_del(&page->hash_link);
kvm_mmu_free_page(vcpu, page->page_hpa);
- } else {
- list_del(&page->link);
- list_add(&page->link, &vcpu->kvm->active_mmu_pages);
- }
+ } else
+ list_move(&page->link, &vcpu->kvm->active_mmu_pages);
}
static int kvm_mmu_unprotect_page(struct kvm_vcpu *vcpu, gfn_t gfn)